package com.daye.homework.servlet;

import com.daye.homework.bean.Student;
import com.daye.homework.factory.AdminServiceFactory;
import com.daye.homework.service.AdminService;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.sql.SQLException;
import java.util.List;

@WebServlet(name = "QueryStudentServlet" , urlPatterns = "/queryStudent")
public class QueryStudentServlet extends HttpServlet {
    private AdminService adminService = AdminServiceFactory.getAdminService();

    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        try {
            List<Student> studentList = adminService.getAllStudent();
            request.setAttribute("studentList" , studentList);

            request.getRequestDispatcher("studentListPage.jsp").forward(request , response);
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request, response);
    }
}
